21804960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{45427}}^1$

素因数の和:45445

約数の個数: 48

約数和(自身を含む): 68687136

約数和(自身を除く): 46882176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 45427, 90854, 136281, 181708, 227135, 272562, 363416, 454270, 545124, 681405, 726832, 908540, 1090248, 1362810, 1453664, 1817080, 2180496, 2725620, 3634160, 4360992, 5451240, 7268320, 10902480, 21804960]

約数ペア:

[(1, 21804960), (2, 10902480), (3, 7268320), (4, 5451240), (5, 4360992), (6, 3634160), (8, 2725620), (10, 2180496), (12, 1817080), (15, 1453664), (16, 1362810), (20, 1090248), (24, 908540), (30, 726832), (32, 681405), (40, 545124), (48, 454270), (60, 363416), (80, 272562), (96, 227135), (120, 181708), (160, 136281), (240, 90854), (480, 45427)]